[PATCH v3 1/9] mtd: nand: Let ECC engines advertize the exact number of steps

[Miquel Raynal]

This is an information that might be useful for specific uses, so
export it, which might avoid having to guess the number of steps when
necessary.

Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>
---
 include/linux/mtd/nand.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 414f8a4d2853..632becb13b46 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -231,12 +231,14 @@ struct nand_ops {
 /**
  * struct nand_ecc_context - Context for the ECC engine
  * @conf: basic ECC engine parameters
+ * @nsteps: number of ECC steps
  * @total: total number of bytes used for storing ECC codes, this is used by
  *         generic OOB layouts
  * @priv: ECC engine driver private data
  */
 struct nand_ecc_context {
 	struct nand_ecc_props conf;
+	unsigned int nsteps;
 	unsigned int total;
 	void *priv;
 };
-- 
2.20.1